/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/NiagaraMessages.h
Interface for view-agnostic message that holds limited lifetime information on a message (e.g. a weak pointer to an asset.)
class INiagaraMessage
constTArray<F...
AssociatedObjectKeys
FSimpleDelegate
DismissHandler
uint32
MessageTopicBitflag